diff options
author | José Fonseca <jfonseca@vmware.com> | 2010-01-08 15:42:57 +0000 |
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committer | José Fonseca <jfonseca@vmware.com> | 2010-01-08 15:42:57 +0000 |
commit | 080c40ab32b2abd6d8381b4a0cc143d36a1652b2 (patch) | |
tree | e173767ebc5a82d81b9fc086449d915e29348976 /src/gallium/drivers/svga/include/svga3d_caps.h | |
parent | 9cdf6f025b2ed55cfb13dd09f870f01d0c7947d3 (diff) | |
parent | a1de400e8de06a80ab140bb0fa950e990607572d (diff) |
Merge remote branch 'origin/master' into lp-binning
Conflicts:
src/gallium/auxiliary/util/u_surface.c
src/gallium/drivers/llvmpipe/Makefile
src/gallium/drivers/llvmpipe/SConscript
src/gallium/drivers/llvmpipe/lp_bld_arit.c
src/gallium/drivers/llvmpipe/lp_bld_flow.c
src/gallium/drivers/llvmpipe/lp_bld_interp.c
src/gallium/drivers/llvmpipe/lp_clear.c
src/gallium/drivers/llvmpipe/lp_context.c
src/gallium/drivers/llvmpipe/lp_context.h
src/gallium/drivers/llvmpipe/lp_draw_arrays.c
src/gallium/drivers/llvmpipe/lp_jit.c
src/gallium/drivers/llvmpipe/lp_jit.h
src/gallium/drivers/llvmpipe/lp_prim_vbuf.c
src/gallium/drivers/llvmpipe/lp_setup.c
src/gallium/drivers/llvmpipe/lp_setup_point.c
src/gallium/drivers/llvmpipe/lp_state.h
src/gallium/drivers/llvmpipe/lp_state_blend.c
src/gallium/drivers/llvmpipe/lp_state_derived.c
src/gallium/drivers/llvmpipe/lp_state_fs.c
src/gallium/drivers/llvmpipe/lp_state_sampler.c
src/gallium/drivers/llvmpipe/lp_state_surface.c
src/gallium/drivers/llvmpipe/lp_tex_cache.c
src/gallium/drivers/llvmpipe/lp_tex_cache.h
src/gallium/drivers/llvmpipe/lp_tex_sample.h
src/gallium/drivers/llvmpipe/lp_tile_cache.c
Diffstat (limited to 'src/gallium/drivers/svga/include/svga3d_caps.h')
-rw-r--r-- | src/gallium/drivers/svga/include/svga3d_caps.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/include/svga3d_caps.h b/src/gallium/drivers/svga/include/svga3d_caps.h new file mode 100644 index 0000000000..714ce9f45f --- /dev/null +++ b/src/gallium/drivers/svga/include/svga3d_caps.h @@ -0,0 +1,139 @@ +/********************************************************** + * Copyright 2007-2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + **********************************************************/ + +/* + * svga3d_caps.h -- + * + * Definitions for SVGA3D hardware capabilities. Capabilities + * are used to query for optional rendering features during + * driver initialization. The capability data is stored as very + * basic key/value dictionary within the "FIFO register" memory + * area at the beginning of BAR2. + * + * Note that these definitions are only for 3D capabilities. + * The SVGA device also has "device capabilities" and "FIFO + * capabilities", which are non-3D-specific and are stored as + * bitfields rather than key/value pairs. + */ + +#ifndef _SVGA3D_CAPS_H_ +#define _SVGA3D_CAPS_H_ + +#define SVGA_FIFO_3D_CAPS_SIZE (SVGA_FIFO_3D_CAPS_LAST - \ + SVGA_FIFO_3D_CAPS + 1) + + +/* + * SVGA3dCapsRecordType + * + * Record types that can be found in the caps block. + * Related record types are grouped together numerically so that + * SVGA3dCaps_FindRecord() can be applied on a range of record + * types. + */ + +typedef enum { + SVGA3DCAPS_RECORD_UNKNOWN = 0, + SVGA3DCAPS_RECORD_DEVCAPS_MIN = 0x100, + SVGA3DCAPS_RECORD_DEVCAPS = 0x100, + SVGA3DCAPS_RECORD_DEVCAPS_MAX = 0x1ff, +} SVGA3dCapsRecordType; + + +/* + * SVGA3dCapsRecordHeader + * + * Header field leading each caps block record. Contains the offset (in + * register words, NOT bytes) to the next caps block record (or the end + * of caps block records which will be a zero word) and the record type + * as defined above. + */ + +typedef +struct SVGA3dCapsRecordHeader { + uint32 length; + SVGA3dCapsRecordType type; +} +SVGA3dCapsRecordHeader; + + +/* + * SVGA3dCapsRecord + * + * Caps block record; "data" is a placeholder for the actual data structure + * contained within the record; for example a record containing a FOOBAR + * structure would be of size "sizeof(SVGA3dCapsRecordHeader) + + * sizeof(FOOBAR)". + */ + +typedef +struct SVGA3dCapsRecord { + SVGA3dCapsRecordHeader header; + uint32 data[1]; +} +SVGA3dCapsRecord; + + +typedef uint32 SVGA3dCapPair[2]; + + +/* + *---------------------------------------------------------------------- + * + * SVGA3dCaps_FindRecord + * + * Finds the record with the highest-valued type within the given range + * in the caps block. + * + * Result: pointer to found record, or NULL if not found. + * + *---------------------------------------------------------------------- + */ + +static INLINE SVGA3dCapsRecord * +SVGA3dCaps_FindRecord(const uint32 *capsBlock, + SVGA3dCapsRecordType recordTypeMin, + SVGA3dCapsRecordType recordTypeMax) +{ + SVGA3dCapsRecord *record, *found = NULL; + uint32 offset; + + /* + * Search linearly through the caps block records for the specified type. + */ + for (offset = 0; capsBlock[offset] != 0; offset += capsBlock[offset]) { + record = (SVGA3dCapsRecord *) (capsBlock + offset); + if ((record->header.type >= recordTypeMin) && + (record->header.type <= recordTypeMax) && + (!found || (record->header.type > found->header.type))) { + found = record; + } + } + + return found; +} + + +#endif // _SVGA3D_CAPS_H_ |